Mobile computer system



FIG. 1 is a front perspective view of the mobile computer system showing the new design;

FIG. 2 is a back perspective view thereof;

FIG. 3 is an exploded back perspective view thereof with a pen, a battery cover, and a peripheral expansion cover removed;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof; and

FIG. 8 is a top view thereof with the peripheral expansion cover removed; and,

FIG. 9 is a bottom view thereof. 

The ornamental design for a mobile computer system, as shown and described. 